UNIT 2- Cell Structure and Function

Multiple Choice

How do the structures within cells contribute to the normal functions necessary for life, according to the analogy presented?

• They provide energy for the cell.

• They act like rooms in a house, each with a specific function.

• They make the cell larger.

• They protect the cell from viruses.

Open Ended

How can you differentiate a prokaryotic cell from a eukaryotic cell?

Word Cloud

PROKARYOTES

Open Ended

Compare the structural organization of eukaryotic cells to that of prokaryotic cells based on the diagrams provided.

Multiple Choice

Which of the following is a key characteristic of prokaryotic organisms?

• They have a nucleus

• They are metabolically diverse and can inhabit all types of environments

• They contain membrane-bound organelles

• They are only found in aquatic environments

Multiple Choice

Which domains include organisms that are considered prokaryotes?

• Eukarya and Archaea

• Bacteria and Eukarya

• Archaea and Bacteria

• Fungi and Protists

Word Cloud

EUKARYOTES

Fill in the Blank

Domain Eukarya, which includes protists, fungi, plants, and animals, is composed of ___ cells.

Multiple Select

Which of the following are distinguishing features between prokaryotic and eukaryotic cells?

• Presence of nucleus

• Cell wall and cell membrane

• Endomembrane and other organelles

• Ribosome

Multiple Choice

Where is the genetic material found in prokaryotic and eukaryotic cells, respectively?

• In the nucleus for both

• In the nucleoid for both

• In the nucleus for eukaryotes and in the nucleoid for prokaryotes

• In the cytoplasm for both

Multiple Choice

What is the main structural component of the cell wall in prokaryotes?

• Cellulose

• Chitin

• Peptidoglycan

• Lignin

Multiple Select

Which of the following statements correctly describe the differences between the cell membranes of eukaryotes and prokaryotes?

• Eukaryotic cell membranes contain cholesterol, phytosterol, or ergosterol.

• Prokaryotic cell membranes contain sterols.

• Prokaryotic cell membranes contain hopanoid.

• Eukaryotic cell membranes do not contain sterols.

Fill in the Blank

The endomembrane system is present in ___ cells but not in prokaryotic cells.

Multiple Choice

Where can ribosomes be found in eukaryotic cells?

• Only in the cytoplasm

• In the cytoplasm, outer nuclear membrane, rough endoplasmic reticulum, mitochondrion, and chloroplast

• Only in the nucleus

• Only in the mitochondria

Multiple Choice

What type of ribosomes are found in prokaryotic cells?

• 80S ribosomes

• 70S ribosomes

• Both 80S and 70S ribosomes

• 60S ribosomes

Open Ended

The DNA structure of prokaryotic and eukaryotic cells is different from one another. Will it affect the process of DNA replication, transcription, and translation? If so, how? If not, why did you say so?

Multiple Choice

Which of the following is a distinguishing feature between prokaryotic and eukaryotic cells?

• Shape of DNA

• Presence of mitochondria

• Ability to photosynthesize

• Presence of a cell wall

Multiple Choice

In eukaryotic cells, DNA is wrapped around which protein to form nucleosomes?

• Histones

• Actin

• Tubulin

• Keratin

Multiple Select

Which of the following statements are true about the number of chromosomes in prokaryotes and eukaryotes?

• Eukaryotes have more than one chromosome.

• Prokaryotes usually have only one chromosome.

• Eukaryotes have circular chromosomes.

• Prokaryotes have an extrachromosomal DNA called a plasmid.

Open Ended

Explain why histones are essential for eukaryotic chromosomes but not for prokaryotic chromosomes.

Open Ended

Compare the relative sizes of bacteria, plant cells, and animal cells, and discuss how these differences might affect their biological functions.

Fill in the Blank

Most prokaryotic cells reproduce through ___ fission.

Open Ended

How do you think the differences between prokaryotic and eukaryotic cells can be compared to the differences between different types of houses shown in the images?

Open Ended

After learning about prokaryotes and eukaryotes, what questions do you still have or what would you like to know more about regarding these types of cells?